Question

【题目】— Why did the car hit the boy?
— Because the driver ______ on the phone at that time.
A. talk
B.is talking
C.was talking
D.have talked

Answer 1

【答案】C
【解析】句意：--为什么这辆汽车撞了这个男孩？--因为在那时这位司机正在打电话。 talk on the phone通电话；由时间状语at that time在那时，可知此处用过去进行时was talking，主语是单数the driver，故选C。